Browsing Faculty of Applied Science by Title

Browsing Faculty of Applied Science by Title

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  • Qualitative and quantitative phytochemical analysis of leaves and flowers of the medicinal plant Ocimum tenuiflorum L. 
    Panambara, P.A.H.R.; Rajkumar, G.; Sanmugarajah, V. (Faculty of Applied Science, University of Vavuniya., 2022-11-03)
    In Traditional Medicine, different parts of Ocimum tenuiflorum Linn. (Lamiaceae) have been recommended for the management of respiratory system related diseases. Phytochemicals from medicinal plants are a significant ...
  • Quality comparison of market waste compost 
    Nanthakumaran, A.; Naveendrakumar, G. (Faculty of Applied Sciences, South Eastern University of Sri lanka, 03-12-13)
    Accumulation of a large amount of waste may create several problems to inhabiting populations. Composting is an environment friendly way of waste management. Good quality compost is essential to improve the soil fertility ...
  • Radio mean number of pendant graphs for even cycles with odd diameter 
    Dilshan, C.; Perera, A. (Faculty of Applied Science, University of Vavuniya., 2022-11-03)
    Graph labeling is simply plugging numbers (integers) to the vertices, edges, or both in a particular graph. Here we only focus on vertex labeling. The idea of radio mean labeling is one of the most ubiquitous fields of ...
  • Real-time Lecture Delivery Approach to e-Learning Using WebRTC 
    Gopinath, S.; Senthooran, V.; Lojenaa, N.; Kartheeswaran, T. (WinC2016,Wayamba University of Sri Lanka., 2016)
    Web Real Time Communication (WebRTC) is a new technology in communication. It is simply plug-in free video and audio transmission between web browsers. In existing e-learning technologies such as Moodle and Blackboard ...
  • Recessive traits of e-learning education environment 
    Denesh, A.Michael; Naveendrakumar, G. (International Conference on Global Education and E - Learning (GLOBED 2017), 10-10-17)
    It is skeptical that electronically administered environment (e-learning) replaces the conventional method of teachings and learning among postgraduate students. Though it depended on multiple factors. Preliminary results ...
  • Recognizing matured cinnamon tree using image processing techniques 
    Chandima, D. K. D.; Kartheeswaran, T. (IEEE, 2016 IEEE International Conference on Computational Intelligence and Computing Research (ICCIC), 08-05-18)
    Cinnamon cultivation is the main income source of a set of areas in Sri Lanka. Peeling cinnamon is a complex task of the cinnamon harvesting process after identifying the matured cinnamon trees. Expertise knowledge is ...
  • Removal of fluoride and hardness in water using zeolite modified dendro biochar composite 
    Niththiyaraja, K.; Hettithanthri, O.; Nanthakumaran, A.; Vithanage, M. (Faculty of Applied Science, University of Vavuniya., 2022-11-03)
    Fluoride removal has been researched much, however, hardness removal has been given less attention and simultaneous removal of fluoride and hardness has not been studied in the literature. Hence, the objective of this ...
  • Removal of Organics with Ion-Exchange Resins (IEX) from Reverse Osmosis Concentrate 
    Devaisy, S.; Kandasamy, J.; Aryal, R.; Johir, M.A.H.; Ratnaweera, H.; Vigneswaran, S. (MDPI, 2023-01-20)
    Reverse osmosis concentrate (ROC) produced as the by-product of the reverse osmosis process consists of a high load of organics (macro and micro) that potentially cause eco-toxicological effects in the environment. Previous ...
  • Removal of Water Hardness from groundwater using Lemon peel derived biochar 
    Hafsa, H.N.F.; Devaisy, S. (Faculty of Applied Science, 2023-10-25)
    Water hardness is the amount of dissolved calcium and magnesium ions in the water. Problems with hardwater include toughening of skin and hair, spots on sinks and clothes, scaling in boilers, washing machines, and ...
  • Resource Assignment Schemes for Pre-configured Backup Protection in Elastic Optical Networks 
    Suthaharan, S (11th International Conference on Industrial and Information Systems (ICIIS), 2016)
    In this paper, the problem of providing survivability in elastic optical networks (EONs) is addressed. EONs use 12.5 GHz fine granular frequency slots or flexible grids instead of using the traditional 50 GHz fixed grid ...
  • Resource Efficiency for Dedicated Protection in WDM Optical Networks 
    Suthaharan, S; Samarakkody, D; Perera, W.A.S.C (Kelaniya International Conference on Advances in Computing and Technology, 2016)
    The ever increasing demand for bandwidth is posing new challenges for transport network providers. A viable solution to meet this challenge is to use optical networks based on wavelength division multiplexing (WDM) technology. ...
  • Respiratory and eye symptoms, and ventilatory functions; comparison among stone/granite quarry workers and general population in Kurunegala district, Sri Lanka 
    Malwatte, N.S.M. (Faculty of Applied Science, University of Vavuniya., 2022-11-03)
    A cross sectional study carried out with the aim to compare the prevalence of occupation related respiratory and eye symptoms and peak expiratory flow rates (PEFR) among quarry workers (N=290), (20–60 years) working (>6 ...
  • Response of Canopy Leaf Area Index and Architecture of Tropical Rainforests in Sri Lanka to Climatic Variation along an Altitudinal Gradient 
    Madhumali, R.M.C.; Wahala, W.M.P.S.B.; Sanjeewani, H.K.N.; Samarasinghe, D.P.; De Costa, W.A.J.M. (Postgraduate Institute of Agriculture (PGIA), 01-01-21)
    The foliage canopy of a forest is important for radiation capture, carbon sequestration and regulation of water relations. The objective of this work was to quantify the response of key canopy properties of tropical ...
  • Response of tree community composition, plant diversity and aboveground tree biomass in tropical rainforests of Sri Lanka to variation in altitude 
    Sanjeewani, H.K.N.; Samarasinghe, D.P.; Jayasinghe, H.D.; Gardiyawasam, P.H.; Wahala, W.M.P.S.B.; Wijetunga, W.M.G.A.S.T.B.; Ukuwela, K.D.B.; Gomes, P.; De Costa, W.A.J.M. (Postgraduate Institute of Agriculture (PGIA), 01-01-20)
    Tropical rain forests (TRFs) are a major carbon sink and play an important role in regulating the global climate. Floristic composition, structure and carbon storage in biomass of TRFs could vary substantially with climatic ...
  • Restricted least angle regression algorithm for lasso 
    Kayanan, M.; Wijekoon, P. (Postgraduate Institute of Science , University of Peradeniya, Sri Lanka, 11-10-19)
    Least Absolute Shrinkage and Selection Operator (LASSO) method has been used for variable selection in the linear regression model when multicollinearity exists among the predictor variables. A popular algorithm to find ...
  • A Review on Rainwater Harvesting in Sri Lanka 
    Vijitha, V.; Sayanthan, S.; Mikunthan, T. (Faculty of Applied Science, University of Vavuniya, Sri Lanka, 2022-08-31)
    Freshwater scarcity is one of the emerging threats to human survival. There is a gap between availability and demand for freshwater due to urbanization, industrialization, overpopulation, contamination of groundwater, and ...
  • Rice husk charcoal waste to treat the wastewater discharged by Rubber reclamation industry 
    Thilanka, C.; Devaisy, S. (Faculty of Applied Science, 2023-10-25)
    This study addresses the substantial environmental challenges associated with the rubber reclamation process, characterized by the generation of two prominent waste streams: wastewater and waste burnt rice husk, termed ...
  • ROAD DEFECT DETECTION USING HOG FEATURES AND SVM 
    Thushari, B.; Kokul, T. (Faculty of Applied Science, 2020-12-02)
    Road defect menace is a widely discussed issue in developing countries including Sri Lanka. The roads must be maintained in proper condition and monitored periodically to ensure the road safety and to reduce problems likes ...
  • Role of Colocasia esculenta in Constructed Wetlands for Treating Rice mill Wastewater 
    Balachandran, T.; Nanthakumaran, A.; Sukanyah, S.; Sivanesan, K.S. (Estern University, Sri Lanka, 2018)
    This study was conducted to assess the efficiency of aquatic macrophyte – Colocasia esculenta to treat the rice mill wastewater especially for (suspended and dissolved) solids, organics, and nutrients in a pilot scale ...
  • Rubik’s Revenge Application Tool 
    Subaramya, V (South Eastern University of Sri Lanka, 21-12-16)
    The Rubik's revenge is really captivating and fascinating puzzle. It is a three dimensional game. In the literary survey, there are several applications available in Rubik’s revenge. Some of them are in two dimensional ...

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